Found - a booklet from 1984 by David Savage The Secret of Time Travel (Finbarr Book, Folkestone.)
The lines near the start of the book: 'If we have lived on the Earth before, the body cells must ALSO be equipped with, or have access to, all the data about our other lives on Earth' may require a couple of largish leaps of faith, but time travel sitting comfortably at home and without the aid of a complicated Wellsian metal time machine is an attractive proposition, so it may be worth persevering.
The book is only 15 pages in length and the author gets down to the real secret at page 8. Other Finbarr books included: Making Money with Magick, How to Contact God, Winning with Witchcraft, Mindflow and The Secret of Immortality. The booklet came from the vast library of Dr. M. H. Coleman, a writer on the occult and psychic matters. He collected over 4000 books on these subjects but was a confirmed sceptic and set out to prove that there are definitely not more things in heaven and earth than in Horatio's philosophy...Continue reading